High School Musical 3

Cast members (From L) Ashley Tisdale, Zac Efron, Vanessa Hudgens, Monique Coleman and Corbin Bleu pose for pictures after a news conference for the new movie 'High School Musical 3' at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

Cast members (From L) Ashley Tisdale, Zac Efron, Vanessa Hudgens, Monique Coleman and Corbin Bleu pose for pictures after a news conference for the new movie 'High School Musical 3' at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

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Zac Efron and Vanessa Hudgens pose for pictures after a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

Zac Efron and Vanessa Hudgens pose for pictures after a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

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Corbin Bleu and Monique Coleman pose for pictures after a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

Corbin Bleu and Monique Coleman pose for pictures after a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

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Vanessa Hudgens, left, and Monique Coleman laugh during a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

Vanessa Hudgens, left, and Monique Coleman laugh during a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

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Zac Efron answers questions during a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

Zac Efron answers questions during a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

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Ashley Tisdale smiles at Corbin Bleu as he answers a question during a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)

Ashley Tisdale smiles at Corbin Bleu as he answers a question during a news conference for the new movie 'High School Musical 3' on May 2, 2008, at East High School in Salt Lake City. (AP Photo/Douglas C. Pizac)